IBM and the XPrize organization have opened registration and set guidelines to competing for a $5 million purse to those interested in building advanced AI-based applications that could address the world’s biggest issues – everything from clean water to better energy resources. According to IBM and XPrize, the four-year competition aims to “accelerate adoption of AI technologies, and spark creative, innovative and audacious demonstrations of the technology that are truly scalable and solve societal grand challenges (Networkworld).